RA

TLV

T5

T15

T30

pH

60% CPAP-group

100% CPAP-group

7.44 (0.03)

7.43 (0.02)

7.37 (0.03)

7.36 (0.03)

7.38 (0.04)

7.38 (0.03)

7.39 (0.04)

7.39 (0.03)

7.4 (0.04)

7.4 (0.04)

PaO2 (mm Hg)

*

60% CPAP-group

100% CPAP-group

89.7 (8.2)

85.8 (11.9)

277.9 (52.9)

269.2 (44.0)

191.4 (67.9)

192.3 (66.0)

143.2 (67.3)

154.7 (60.8)

95.6 (32.0)

112.5 (36.5)

SaO2 (%)

*

60% CPAP-group

100% CPAP-group

97.1 (1.0)

96.7 (1.5)

99.6 (0.5)

99.7 (0.2)

99.0 (0.9)

99.1 (1.0)

97.7 (2.2)

98.3 (1.9)

96.3 (2.2)

97.4 (2.0)

SpO2 (%)

60% CPAP-group

100% CPAP-group

98.8 (1.3)

98.4 (1.5)

100 (0)

99.9 (0.2)

99.8 (0.6)

99.8 (0.6)

98.9 (1.9)

99.1 (1.5)

97.7 (2.2)

98.4 (1.9)

PaCO2 (mm Hg)

60% CPAP-group

100% CPAP-group

38.1 (3.2)

38.7 (2.9)

45.2 (3.7)

46.3 (3.7)

43.6 (3.9)

44.5 (4.2)

42.7 (3.9)

42.9 (4.2)

41.9 (3.9)

41.8 (4.2)

PIP (cm H2O)

60% CPAP-group

100% CPAP-group

16.8 (1.9)

16.4 (1.6)

22.7 (3.9)

23.1 (2.9)

22.8 (4.1)

23.0 (3.1)

23.2 (3.9)

23.6 (3.3)

Cardiac index (L/min/m2)

60% CPAP-group

100% CPAP-group

2.6 (0.5)

2.5 (0.6)

2.8 (0.6)

2.6 (0.5)

2.8 (0.6)

2.7 (0.7)

3.0 (0.6)

2.8 (0.6)

Heart rate (beats/min)

60% CPAP-group

100% CPAP-group

74.8 (11.4)

72.7 (12.1)

65.0 (9.9)

66.1 (11.0)

65.9 (9.4)

65.7 (9.7)

70.4 (11.1)

68.2 (9.7)

74.7 (10.6)

71.3 (12.3)

Mean arterial pressure (mmHg)

60% CPAP-group

100% CPAP-group

104.4 (12.9)

102.2 (13.1)

73.1 (8.8)

75.7 (10.3)

81.1 (9.6)

80.5 (9.5)

77.0 (10.1)

77.4 (10.0)

73.4 (7.3)

72.9 (10.3)